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8.6 A building has 28 double-hung 1.5m1mwood-sash non-weatherstripped windows of average construction. The windows are evenly distributed on all the four walls. In addition, there are four 2m1mpoorly fitting doors. The wind velocity is 24kmphNW. What are the sensible and latent heat gains of the building due to infiltration? The outside conditions are 40CDBT, 27CWBT, and the inside conditions are 24CDBT, 50%RH. Also find the amount of moisture to be evaporated per hour to maintain the inside relative humidity at 50 per cent.

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